AMDGPU: Cleanup/refactor SIMemoryLegalizer [3]:

  - Refactor SIMemOpInfo's constructors
  - Allow construction of NotAtomic SIMemOpInfo

Differential Revision: https://reviews.llvm.org/D37396


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@312563 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed